then i think that is ok
I have tried with a different operator , but still not working,
when I ran at+cgreg?, and get a +CGREG: 0,4, what does that mean?
root@swi-mdm9x28-wp:~# cm radio
Power: ON
Current Network Operator:
Current RAT: Module not registered on network, RAT not available
Status: Not registered and not currently searching for new operator (LE_MRC_REG_NONE)
Signal: No signal strength (0)
PS: Packet Switched Not registered (LE_MRC_REG_NONE)
root@swi-mdm9x28-wp:~# microcom /dev/ttyAT
at+cgreg?
+CGREG: 0,4
OK
root@swi-mdm9x28-wp:~# cm sim info
Type: EXTERNAL_SLOT_1
ICCID: 89302690201010562497
Home Network Operator:
EID:
IMSI: 302690500596401
Phone Number:
ati3
Manufacturer: Sierra Wireless, Incorporated
Model: WP7702
Revision: SWI9X06Y_02.32.02.00 c2e98c jenkins 2019/08/30 07:28:21
IMEI: 352653090137381
IMEI SV: 4
FSN: VU838385211510
+GCAP: +CGSM
OK
at+cpin?
+CPIN: READY
OK
at!selrat?
!SELRAT: 02, GSM 2G Only
OK
at!band?
Index, Name
00, All bands
OK
at!gstatus?
!GSTATUS:
Current Time: 9220 Temperature: 37
Modem Mitigate Level: 0 ModemProc Mitigate Level: 0
Reset Counter: 1 Mode: ONLINE
System mode: GSM PS state: Not attached
IMS reg state: UNKNOWN IMS mode: Not Support
IMS Srv State: UNKNOWN SMS,UNKNOWN VoIP
GSM band: GSM900
GSM channel: 9
GMM (PS) state:DEREGISTERED LIMITED SERVICE
MM (CS) state: IDLE PLMN SEARCH
Serving cell: 0 (Unknown )
RX level (dBm):0.0 LAC: 0000 (0)
GPRS state: GPRS IDLE Cell ID: FFFFFFFF (4294967295)
OK
at!impref?
!IMPREF:
preferred fw version: 02.32.02.00
preferred carrier name: SIERRA
preferred config name: SIERRA_001.027_000
preferred subpri index: 001
current fw version: 02.32.02.00
current carrier name: SIERRA
current config name: SIERRA_001.027_000
current subpri index: 001
OK
at+creg?
+CREG: 0,0
OK“4” in +CGREG means unknown reason…
How about the generic FW here?
Do you know why it cannot register to network? is that because of the sim card?
I don’t know, you can try other sim card